diff --git a/install/linux/docker-ce/ubuntu.md b/install/linux/docker-ce/ubuntu.md
index b37e2a01d9..62ed4e6d22 100644
--- a/install/linux/docker-ce/ubuntu.md
+++ b/install/linux/docker-ce/ubuntu.md
@@ -120,6 +120,7 @@ from the repository.
 
     ```bash
     $ sudo apt-key fingerprint 0EBFCD88
+    
     pub   rsa4096 2017-02-22 [SCEA]
           9DC8 5822 9FC7 DD38 854A  E2D8 8D81 803C 0EBF CD88
     uid           [ unknown] Docker Release (CE deb) <docker@docker.com>